TIANQI 27, 59911
Orbit data source: Space-Track
TIANQI 27, 59911 is a payload satellite owned by Guodian Gaokeji (CN) in LEO that was launched on Wed, 29 May 2024 UTC via a GUSHENXING 1 launch vehicle from the Yellow Sea Launch Area, China (YSLA). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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59911 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
Shanghai ASES
Mission
Operational Commercial Communications
Bus & Motor
STARLIGHTB, Unknown motor
Mass
40 kg wet, ~40 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.3 m
Radar Cross Section
0.195 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 TIANQI 27
1 59911U 24102C 26171.47091784 .00000005 00000-0 91429-4 0 9995
2 59911 44.9777 246.8344 0008260 262.8837 97.1056 13.99154855105361Epoch: 2026-06-20T11:18Z
TLE epoch observation values (Epoch: 2026-06-20T11:18:07.301Z)
Latitude
-0.00004°
Longitude
168.61887°
Altitude
897.468 km
Speed
7.404 km/s
True Right ascension
16h 27m 20s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:33:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
904.255 km
Perigee altitude
892.235 km
Semi-major axis
7,276.382 km
Eccentricity
0.00083
Inclination
44.9777°
RAAN
246.8344°
Arg. of periapsis
262.8837°
True anomaly
97.19951°
Mean anomaly
97.1056°
Eccentric anomaly
97.15256°
Mean motion
3.49679 °/min
Orbital period
102.95 mins
BSTAR
0.000091429
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Other satellites on launch #102 in the year 2024 (2024-05-29 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.TIANQI 27 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-06-22 11:40:09.013Z | 291.251° WNW | 2026-06-22 11:46:09.013Z | 17.637° NNE | 40.552° | 2026-06-22 11:51:09.013Z | 88.164° E |
| 10 mins | 2026-06-22 13:30:09.013Z | 288.277° WNW | 2026-06-22 13:34:09.013Z | 230.436° WSW | 42.649° | 2026-06-22 13:40:09.013Z | 128.533° SE |
| 6 mins | 2026-06-22 15:19:09.013Z | 258.448° W | 2026-06-22 15:22:09.013Z | 224.012° SW | 18.044° | 2026-06-22 15:25:09.013Z | 190.419° SSW |
| 8 mins | 2026-06-23 06:18:09.013Z | 180.877° SSW | 2026-06-23 06:21:09.013Z | 142.255° SSE | 24.03° | 2026-06-23 06:26:09.013Z | 84.357° E |
| 11 mins | 2026-06-23 08:04:09.013Z | 241.657° WSW | 2026-06-23 08:09:09.013Z | 171.492° S | 44.881° | 2026-06-23 08:15:09.013Z | 67.228° ENE |
| 10 mins | 2026-06-23 09:53:09.013Z | 280.211° WNW | 2026-06-23 09:58:09.013Z | 6.091° NNE | 39.098° | 2026-06-23 10:03:09.013Z | 70.187° E |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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